JPH0624342U - Messenger wire mounting device for co-listening equipment - Google Patents

Abstract

(57) [Abstract] [Purpose] A single device can be used to reliably hold messenger wires of various diameters, such as large diameter and small diameter. [Structure] One end is fixed to a co-listening device 2, and the other end faces a co-listening device 2 to form a gap 11 into which a messenger wire 1 can be inserted, and the messenger wire 1 inserted from the gap 11. And a messenger wire 1 which is provided so as to be able to approach and separate from the locking body 10 and which is locked in the locking groove 12 of the locking body 10 when approaching the locking body 10. A holding body 15 for holding the holding body 15 in cooperation with the locking groove 12, and a bolt 20 for tightening the holding body 15 to the locking body 10 when the holding body 15 is in close proximity. It is formed so as to be reversible, and a holding groove 17 for a large diameter is formed on either one of the front and back surfaces of the holding body 15 so as to face the locking groove 12 of the locking body 10 and hold a large-diameter messenger wire. The small diameter that holds the small-sized messenger wire 1 on the other side The holding groove 19 was formed.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a messenger wire mounting device for a co-listening device for suspending and fixing the co-listening device on a messenger wire stretched over a utility pole or the like.

[0002]

[Prior art]

 Generally, in an outdoor-installed CATV system, for example, as shown in FIG. 4, a co-listening device 2 such as a line amplifier is hung and fixed on a messenger wire 1 stretched over a telephone pole or the like to form a coaxial cable. Connected.

Conventionally, as a messenger wire mounting device for a co-listening device for suspending and fixing the co-listening device 2, for example, there is one previously proposed by the applicant of the present invention, as shown in FIG. See Japanese Patent Application No. 2-128338). This is because the one end of the locking body 3 is fixed to the co-listening device 2 and has the locking groove 4 for locking the messenger wire 1, and the locking body 3 is provided so as to be able to approach and separate from each other. A holding body 5 that holds the messenger wire 1 in the holding groove 6 and holds the messenger wire in cooperation with the locking body 3, and a bolt 7 that tightens the holding body 5 to the locking body 3 when the holding body 5 approaches. , A stopper 8 for preventing the messenger wire 1 from coming out.

When the co-listening device 2 is attached to the messenger wire 1, the messenger wire 1 is inserted from the gap 9 at the other end of the locking body 3 after the bolt 7 is loosened in advance, and then the bolt 7 is attached. The messenger wire 1 is clamped between the retaining groove 4 of the retaining body 3 and the retaining groove 6 of the retaining body 5 to be clamped.

[0005]

[Problems to be solved by the device]

 By the way, in the above-mentioned conventional messenger wire mounting device for a common hearing device, since the locking groove 4 of the locking body 3 and the holding groove 6 of the holding body 5 have a constant size, the messenger wire If the thicknesses of the wires 1 are different, the holding may be insufficient, and there is a problem that the messenger wire 1 having various thicknesses cannot be supported. That is, the messenger wire 1 has various outer diameters, for example, in the range of 2.6 mm to 9 mm. When the messenger wire 1 is formed by matching the groove shape with the large diameter, when it is attached to the thin messenger wire 1. However, there is a problem that the messenger wire is buried in the holding groove 6, and the wire moves in the wire direction without being locked. Further, when the groove shape is formed in conformity with a small diameter one, there is a problem that the holding becomes insufficient when the messenger wire 1 having a large diameter is attached.

The present invention has been made in view of such conventional problems, and one device can reliably hold and hold messenger wires of various thicknesses such as large diameter and small diameter. There is a point to do so.

[0007]

[Means for Solving the Problems]

 The means of the present invention for solving such a problem is a messenger wire mounting device for a hearing aid device in which a hearing aid device is suspended and fixed to a messenger wire stretched over a telephone pole or the like. And a locking body having a locking groove for locking the messenger wire inserted from the clearance, the clearance being fixed at the other end to form a clearance into which the messenger wire can be inserted, facing the co-listening device. A holding body for holding the messenger wire that is provided so as to be able to approach and separate from the locking body and is locked in the locking groove of the locking body at the time of approaching, and a proximity of the holding body. Sometimes, the holding body is provided with a bolt for tightening the holding body with respect to the locking body, and the holding body is formed so that it can be turned upside down, and one of the front and back surfaces of the holding body faces the locking groove of the locking body. Large diameter to hold large diameter messenger wire To form a holding groove, and forming a thin retaining groove for retaining the messenger wire diameter facing the locking grooves of the locking member to the other of the front and back surfaces.

[0008]

【Example】

 Hereinafter, a messenger wire mounting device for a co-listening device according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. As shown in FIG. 4, the messenger wire attaching device for a co-listening device according to the embodiment of the present invention is provided at two places on the upper left and right sides of the co-listening device 2.

In the messenger wire attachment device for a co-listening device shown in FIG. 1, 10 is a locking body, one end 10 a is fixed to the co-listening device 2, and the other end 10 b faces the co-listening device 2. Thus, a gap 11 into which the messenger wire 1 can be inserted is formed. Further, the locking body 10 is formed with a locking groove 12 for locking the messenger wire 1 inserted through the gap 11. The locking groove 12 is formed in a semicircular shape, and several cut grooves 13 are formed on the peripheral surface thereof.

A holding body 15 is vertically movably housed in a recess 16 formed in a fixed base end portion of the locking body 10, and is vertically moved to move toward and away from the locking body 10. The messenger wire 1 which is locked in the locking groove 12 of the locking body 10 in close proximity is held in cooperation with the locking groove 12. The holding body 15 is formed so that it can be turned upside down. A V-shaped large-diameter holding groove 17 for holding the large-diameter messenger wire 1 is formed on either one of the front and back surfaces of the holding body 15 so as to face the locking groove 12 of the locking body 10. . Further, on either of the front and back surfaces, a protrusion 18 that is inserted into the locking groove 12 of the locking body 10 is formed, and the projection 18 faces the locking groove 12 of the locking body 10. A V-shaped small diameter holding groove 19 is formed as compared with the large diameter holding groove 17 for holding the small diameter messenger wire 1.

Reference numeral 20 denotes a bolt, which is screwed into a female screw portion 21 on the rear end side of the holding body 15 and fastens the holding body 15 to the locking body 10 when the holding body 15 approaches. Reference numeral 22 is a screw for fixing one end of the locking body 10 to the co-listening device 2.

A stopper 23 allows the messenger wire 1 to be inserted into the gap 11 and prevents the inserted messenger wire 1 from coming out. The stopper 23 is provided in front of the gap 11 and is supported by the co-listening device 2 so as to be tiltable in the insertion direction of the messenger wire 1, and the stopper piece 24 is provided on the stopper body 10 side. And a spring 25 that biases the

Therefore, when the co-listening device 2 provided with the messenger wire mounting device for co-listening device according to this embodiment is mounted on the messenger wire 1, the following procedure is performed. First, when the messenger wire 1 has a large diameter, the holding body 15 is positioned so that the large-diameter holding groove 17 faces the locking groove 12 of the locking body 10, and the bolt 20 is loosened in advance. The tip of the holding body 15 is separated from the locking body 10. In this state, the messenger wire 1 is inserted through the gap 11. In this case, the stopper piece 24 of the stopper 23 is pushed by the messenger wire 1 and tilted by the urging force of the spring 25, so that the messenger wire 1 can be inserted into the gap 11 and, after the insertion, Since the stopper 23 returns to its original position, the messenger wire 1 is prevented from coming out.

Next, as shown in FIG. 2, the bolt 20 is tightened to sandwich the messenger wire 1 between the locking groove 12 of the locking body 10 and the large-diameter holding groove 17 of the holding body 15. To do. In this case, the messenger wire 1 comes into close contact with the peripheral surface of the locking groove 12 and the groove surface of the large-diameter holding groove 17, and since the large-diameter holding groove 17 is large, the messenger wire 1 is placed on the lower side. The holding range is widened, so that the messenger wire 1 is securely held.

On the other hand, when the messenger wire 1 has a small diameter, as shown in FIG. 1, the holding body 15 of the holding body 15 is arranged such that the holding groove 19 for the small diameter faces the locking groove 12 of the locking body 10. The front and back are reversed and the bolt 20 is loosened in advance so that the tip of the holding body 15 is separated from the locking body 10. In this state, the messenger wire 1 is inserted through the gap 11 as in the above.

Next, as shown in FIG. 3, the bolt 20 is tightened to sandwich the messenger wire 1 between the locking groove 12 of the locking body 10 and the small-diameter holding groove 19 of the holding body 15. To do. In this case, the messenger wire 1 is pressed against the peripheral surface of the locking groove 12 and the corners of the cut groove 13 and is in close contact with the groove surface of the small-diameter holding groove 19, and the small-diameter holding groove 19 is small. Therefore, the messenger wire 1 will not be buried in the holding groove 19, and the messenger wire 1 will be securely held. Therefore, it is possible to prevent the wire 1 from moving in the wire direction without being locked. Further, the messenger wire 1 is pressed against the corners of the cut groove 13 of the locking groove 12, so that the messenger wire 1 does not easily slip, and in this respect also, the holding is ensured.

In the above embodiment, the shapes of the engaging groove 12, the large-diameter and the small-diameter holding grooves 17, 19 are not limited to the above-mentioned shapes, and may be changed appropriately.

[0018]

[Effect of device]

 As described above, according to the messenger wire attaching device for a hearing aid of the present invention, when the messenger wire has a large diameter, the holding body is made to have the holding groove for the large diameter as the locking groove of the locking body. If the messenger wire is positioned so as to face each other and the messenger wire has a small diameter, the holding body can be held by inverting the front and back so that the holding groove for the small diameter faces the locking groove of the locking body. It can be held according to the thickness of the messenger wire, so it can be held securely without becoming unstable. In particular, it is possible to reliably prevent the problem that the small-diameter messenger wire is buried in the holding groove and cannot be locked and moves in the wire direction, and it is possible to reliably deal with shaking due to wind or the like. Also, since one device can handle large-diameter and small-diameter messenger wires, it is versatile and cost can be reduced accordingly.

[Brief description of drawings]

FIG. 1 is a side view showing a messenger wire mounting device for a co-listening device according to an embodiment of the present invention.

FIG. 2 is a side view showing the operation of the messenger wire attaching device for a co-listening device according to the embodiment of the present invention.

FIG. 3 is a side view showing another operation of the messenger wire attaching device for a co-listening device according to the embodiment of the present invention.

FIG. 4 is a diagram showing a general attachment state of a co-listening device to a messenger wire to which an embodiment of the present invention is applied.

FIG. 5 is a side view showing an example of a conventional messenger wire attaching device for a co-listening device.

[Explanation of symbols]

 1 Messenger wire 2 Common listening device 10 Locking body 11 Gap 15 Holding body 17 Large diameter holding groove 19 Small diameter holding groove 20 Bolt 23 Stopper

Claims (1)

[Scope of utility model registration request] 1. A messenger wire mounting device for a co-listening device, wherein a co-listening device is suspended and fixed to a messenger wire stretched over a telephone pole or the like. And a locking body having a locking groove for locking the messenger wire inserted from the gap, the clearance being opposed to the A holding body that holds a messenger wire that is provided and is locked in the locking groove of the locking body when the holding body is in proximity to the locking body, and a holding body that holds the holding body with respect to the locking body when the holding body is in proximity. A large diameter for holding the large diameter messenger wire facing the locking groove of the locking body on one of the front and back sides of the holding body, the clamping body including a clamping bolt. While forming the holding groove, Co 聴機 dexterity messenger wire fastening device characterized by the displacement or other facing the locking grooves of the locking member to form a thin retaining groove for retaining the messenger wire diameter.